Home / 40,698.02-56,199.05-25,615.88

Finding the Fourth Proportional to 40,698.02, 56,199.05 and 25,615.88

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Solution

The fourth proportional to 40,698.02, 56,199.05 and 25,615.88 is: 35,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,698.02 : 56,199.05 = 25,615.88 : x
  2. Step 2: Convert to fraction form
    40,698.02/56,199.05 = 25,615.88/x
  3. Step 3: Cross multiply
    40,698.02x = 56,199.05 × 25,615.88
  4. Step 4: Simplify right side
    40,698.02x = 1,439,587,711.84
  5. Step 5: Solve for x
    x = 1,439,587,711.84/40,698.02
  6. Step 6: Final answer
    x = 35,372.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.